Electrical machinery; a practical study course on installation, operation and maintenance (1921)
Annett, Fred Anzley · New York [etc.] McGraw-Hill book company · leaf 207
netism decreases, the field- 190 ELECTRICAL MACHINERY coil connections must be reversed for the machine to come upto normal voltage. Por further information on changing thefield connections of generators see discussion on Figs. 219 and220 at the end of this chapter. Series-connected Generator.—In… … Fig. 20.3.—Shunt-type generator. Fio. 204.—Series-type generator. in Fig. 203. In this case the field coils are connected acrossthe armature, therefore the latter is capable of causing a cur-rent to flow through the former whether the armature issupplying an external load or not. In Fig. 203 the…
Electric machinery
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